Asus M5A99FX PRO R2.0 - Manual (Page 103)

ASUS M5A99FX PRO R2.0 3-31
Chapter 3
Boot Option Priorities
These items specify the boot device priority sequence from the available devices. The
number of device items that appears on the screen depends on the number of devices
installed in the system.
• To access Windows OS in Safe Mode, do any of the following:
•
Press when ASUS Logo appears.
• Press after POST.
• To select the boot device during system startup, press when ASUS Logo
appears.
Boot Override
These items display the available devices. The number of device items that appears on
the screen depends on the number of devices installed in the system. Click an item to start
booting from the selected device.
CSM Parameters
This option controls whether or not CSM will be launched.
Launch CSM [Always]
Configuration option: [Auto] [Always] [Never]
Boot option filter [UEFI and L...]
Configuration option: [UEFI and Legacy] [Legacy only] [UEFI only]
Launch PXE OpROM policy [DO NOT launch]
Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI
first]
Launch Storage OpROM policy [Legacy only]
Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI
first]
Launch Video OpROM policy [Legacy only]
Configuration option: [DO NOT launch] [UEFI only] [Legacy only] [Legacy first] [UEFI
first]
Other PCI device ROM priority [UEFI OpROM]
Configuration option: [UEFI OpROM] [Legacy OpROM]